Mollusca - Gastropoda

[snails & limpets]

AMPULLARIIDAE

   Marisa sp.

   Pomacea sp.

ANCYLIDAE

   Ancylus sp.

   Ferrissia sp.

   Gundlachia sp.

   Hebetancylus sp.

   Laevapex sp.

ASSIMINEIDAE

Assiminea sp.

HYDROBIIDAE

Amnicola sp.

Balconorbis sp.

Birgella sp.

   Cincinnatia sp.

Cochliopa sp.

   Horatia sp.

Hydrobia sp.

   Littoridina sp.

   Littoridinops sp.

Lyrodes sp.

Marstonia sp.
   Orygoceras sp.

   Paludestrina sp.

Paludiscala sp.

   Paupertryonia sp.

Phreatoceras sp.

   Phreatodrobia sp.

   Probythinella sp.

Pseudotryoniasp.

Pyrogophorus sp.

Pyrgulopsis sp.

   Somatogyrus sp.

   Stygopyrgus sp.

Texadina sp.

   Texapyrgus sp.

   Tryonia sp.

LYMNAEIDAE

Fossaria sp.

   Lymnaea sp.

   Stagnicola sp.

NERITIDAE

Neritina sp.

PHYSIDAE

   Aplexa sp.

   Physa sp.

   Physella sp.

Stenophysa sp.

PLANORBIDAE

  Antillorbis sp.

  Armiger sp.

   Biomphalaria sp.

   Carinifex sp.

Drepanotrema sp.

   Gyraulus sp.

   Helisoma sp.

   Menetus sp.

   Omalodiscus sp.

Planorbella sp.

Planorbis sp.

Planorbula sp.

   Promenetus sp.

   Tropicorbis sp.

PLEUROCERIDAE

   Elimia sp.

   Goniobasis sp.

Pleurocera sp.

POMATIOPSIDAE

   Pomatiopsis sp.

THIARIDAE

   Thiara sp.

VALVATIDAE

   Valvata sp.

VIVIPARIDAE

   Campeloma sp.

Viviparus sp.